regarding telecome offer

there was offer on my cell no 7209427065 on 08/06/2012 at 12:25:59 pm that if i will recharge with a rs. 17 with normal recharge i will get rs 22 talk time ., the extra talk time will be provide with in 3 days , i had recharged same day at 07:04:05 pm , it given me rs 17 the rest rs 05 they had not provided to me , i complaint the company they said these type of messages had not been provided by us , i talk to supervisor vivek he said these type of messages had been provided . i am a tata docomo gms customer of ranchi.